20931567750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{1621}}^1\times {\mathrm{1913}}^1$

素因数の和:3560

約数の個数: 128

約数和(自身を含む): 58116389760

約数和(自身を除く): 37184822010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 125, 135, 150, 225, 250, 270, 375, 450, 675, 750, 1125, 1350, 1621, 1913, 2250, 3242, 3375, 3826, 4863, 5739, 6750, 8105, 9565, 9726, 11478, 14589, 16210, 17217, 19130, 24315, 28695, 29178, 34434, 40525, 43767, 47825, 48630, 51651, 57390, 72945, 81050, 86085, 87534, 95650, 103302, 121575, 143475, 145890, 172170, 202625, 218835, 239125, 243150, 258255, 286950, 364725, 405250, 430425, 437670, 478250, 516510, 607875, 717375, 729450, 860850, 1094175, 1215750, 1291275, 1434750, 1823625, 2152125, 2188350, 2582550, 3100973, 3647250, 4304250, 5470875, 6201946, 6456375, 9302919, 10941750, 12912750, 15504865, 18605838, 27908757, 31009730, 46514595, 55817514, 77524325, 83726271, 93029190, 139543785, 155048650, 167452542, 232572975, 279087570, 387621625, 418631355, 465145950, 697718925, 775243250, 837262710, 1162864875, 1395437850, 2093156775, 2325729750, 3488594625, 4186313550, 6977189250, 10465783875, 20931567750]

約数ペア:

[(1, 20931567750), (2, 10465783875), (3, 6977189250), (5, 4186313550), (6, 3488594625), (9, 2325729750), (10, 2093156775), (15, 1395437850), (18, 1162864875), (25, 837262710), (27, 775243250), (30, 697718925), (45, 465145950), (50, 418631355), (54, 387621625), (75, 279087570), (90, 232572975), (125, 167452542), (135, 155048650), (150, 139543785), (225, 93029190), (250, 83726271), (270, 77524325), (375, 55817514), (450, 46514595), (675, 31009730), (750, 27908757), (1125, 18605838), (1350, 15504865), (1621, 12912750), (1913, 10941750), (2250, 9302919), (3242, 6456375), (3375, 6201946), (3826, 5470875), (4863, 4304250), (5739, 3647250), (6750, 3100973), (8105, 2582550), (9565, 2188350), (9726, 2152125), (11478, 1823625), (14589, 1434750), (16210, 1291275), (17217, 1215750), (19130, 1094175), (24315, 860850), (28695, 729450), (29178, 717375), (34434, 607875), (40525, 516510), (43767, 478250), (47825, 437670), (48630, 430425), (51651, 405250), (57390, 364725), (72945, 286950), (81050, 258255), (86085, 243150), (87534, 239125), (95650, 218835), (103302, 202625), (121575, 172170), (143475, 145890)]